diff --git a/api/src/main/nim/personal_measure_api.nim b/api/src/main/nim/personal_measure_api.nim
index a45864e..df6e113 100644
--- a/api/src/main/nim/personal_measure_api.nim
+++ b/api/src/main/nim/personal_measure_api.nim
@@ -27,7 +27,7 @@ proc loadConfig*(args: Table[string, docopt.Value] = initTable[string, docopt.Va
   try: json = parseFile(filePath)
   except:
     json = %DEFAULT_CONFIG
-    if not existsFile(filePath):
+    if not fileExists(filePath):
       info "created new configuration file \"" & filePath & "\""
       filePath.writeFile($json)
     else:
@@ -114,6 +114,6 @@ Options:
     if args["serve"]: start(ctx)
 
   except:
-    fatal "pit: " & getCurrentExceptionMsg()
+    fatal "personal_measure_api: " & getCurrentExceptionMsg()
     #raise getCurrentException()
     quit(QuitFailure)
diff --git a/api/src/main/nim/personal_measure_apipkg/api.nim b/api/src/main/nim/personal_measure_apipkg/api.nim
index c103787..2696b45 100644
--- a/api/src/main/nim/personal_measure_apipkg/api.nim
+++ b/api/src/main/nim/personal_measure_apipkg/api.nim
@@ -97,7 +97,7 @@ proc fromJWT*(ctx: PMApiContext, strTok: string): Session =
   ## Validate a given JWT and extract the session data.
   let jwt = toJWT(strTok)
   var secret = ctx.cfg.authSecret
-  if not jwt.verify(secret): raiseEx "Unable to verify auth token."
+  if not jwt.verify(secret, HS256): raiseEx "Unable to verify auth token."
   jwt.verifyTimeClaims()
 
   # Find the user record (if authenticated)
diff --git a/api/src/main/nim/personal_measure_apipkg/db.nim b/api/src/main/nim/personal_measure_apipkg/db.nim
index ce872f5..a11f55e 100644
--- a/api/src/main/nim/personal_measure_apipkg/db.nim
+++ b/api/src/main/nim/personal_measure_apipkg/db.nim
@@ -1,4 +1,4 @@
-import db_postgres, fiber_orm, uuids
+import db_postgres, fiber_orm, sequtils, uuids
 
 import ./models
 
@@ -8,7 +8,7 @@ type
   PMApiDb* = ref object
     conn: DbConn
 
-  
+
 proc connect*(connString: string): PMApiDb =
   result = PMApiDb(conn: open("", "", "", connString))